We may be getting of-topic but address this part: "or giving away for public good", in this case for public good and someone performed a work for whatever was g

We may be getting of-topic but address this part: "or giving away for public good", in this case for public good and someone performed a work for whatever was gave away; in the same line favors most of the time are a social contract of/for enhancing relationships with someone else; by reduction to absurd you can't do it endlessly, because it has a cost and someone has to pay it.